Build these maps with R

This repo contains all the data and code you need to build these two maps in R using the tmap package.

There are 3 R scripts.

• Step 1 shows how to retrieve climatological normals from the NOAA FTP server. By following this template, you can also download loads of other regularly updated weather and climate data.
• Step 2 shows how to intersect point data with polygon data to calculate summary statistics.
• Step 3 builds the maps themselves.

continuous scale

binned scale